Senior Frontend Engineer- Hybrid in Warsaw

Have you got previous experience with React?

Have you got experience with the migration projects?

Great, if you have answered yes to both of those then we are looking for you.

This is a hybrid role based in the Warsaw office.  You could join the world’s leading retail network, connecting trading partners around the globe to optimize supply chain operations for all retail partners.

They support data-driven partnerships with innovative cloud technology, customer-obsessed service and accessible experts so their customers can focus on what they do best.

To date, more than 120,000 companies in retail, grocery, distribution, supply, and logistics have chosen Our Client as their retail network.

As a Senior Frontend Engineer you join the Event Messaging team — the group behind some of the most impactful internal tools, including Transaction Tracker, Document Error Tracking System, and growing Event Messaging.  The mission is to bring visibility into the inner workings of a large-scale distributed system and deliver clear, actionable insights to internal users and customers.

You’ll play a key role in shaping the future of the UI — from designing scalable, intuitive interfaces to leading the migration of legacy views and evolving our product experience.  Your tasks will include : Working with minimal supervision to implement complex methods and procedures within assigned problem domain   Owning the development, test, and deployment for an entire product   Estimating new work with consideration and commitment   Identifying and communicate risk, ambiguity, complexity, and dependencies   Sharing knowledge of technical skills, patterns, and practices with the rest of the team   Code review and mentorship of associates, intermediates, and other senior members on the team Working with business partners outside of you team to explain and champion high-level technology approaches   To be a good fit for the Senior Frontend Engineer role you will have : 5+ years of experience building web applications using modern JavaScript / TypeScript frameworks (preferably React)  Strong understanding of software architecture, design patterns, and UI best practices  Experience with state management libraries (e.g., Redux, Zustand, or similar)  Proven ability to lead frontend initiatives — from architectural planning to implementation and rollout  Solid experience working with RESTful and / or GraphQL APIs  Familiarity with frontend performance optimization and accessibility principles  Excellent communication skills and a collaborative mindset       Nice to have :     Experience with AngularJS (we have legacy part that will be migrated to React)  Experience with federated modules  Experience with Azure DevOps  Experience with Vite, Playwright, single-SPA  Keys to success : This role is ideal for someone ready to own the UI vision across multiple interconnected products — driving architectural decisions, mentoring teammates, and collaborating closely with backend and product stakeholders.

Reasons to join : You will be working on a highly visible product using modern technologies You will be working with the flexible team with a great team culture You will have the opportunity to have an impact on architecture and team development You will join the company that combines innovation with corporate social responsibility Being a part of a global brand that is evolving in customer-centric projects You will have the opportunity to work hybrid  Sounds interesting?

Send us your CV by applying to this page   The provision of personal data by you is fully voluntary and the basis for their processing is your consent.

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The personal data will be processed by Sowelo Consulting spółka z ograniczoną odpowiedzialnością spółka komandytowa with its registered seat in Cracow (Limited Partnership) registered in National Court Register (KRS) under no.

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Sowelo Consulting sp.

z o.o.

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